Castrol Edge 5W-30 M Car Engine Oil Fully Synthetic, 4 Litre
Castrol EDGE 5W-30 M Advanced Full Synthetic Engine Oil, 4L
Overall Rating: 2.3 / 5 (average from multiple review sources, as of 23 Jul 2026)
Based on a total of 47,137 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Based on a total of 47,137 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
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£38.49
9.62 GBP/1.0 l
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Castrol Edge 5W-30 M Fully Synthetic Car Engine Oil, 4 Litre
Overall Rating: 4.1 / 5 (average from multiple review sources, as of 1 Aug 2026)
Based on a total of 56,673 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 56,673 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3 to 5 days
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£38.99
Delivery from £2.95
CASTROL 15F6DB Engine oil
Overall Rating: 4.2 / 5 (average from multiple review sources, as of 1 Aug 2026)
Based on a total of 19,582 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 19,582 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
4-5 Werktage
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£44.49
12 GBP / 1l
Delivery from £8.45
CASTROL SAE 5W30 Engine Oil 4L Synthetic ACEA Light Duty C3 API Gasoline SN Plus
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jul 2026)
Based on a total of 23,298 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,298 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 1 working day of receiving cleared payment.
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£47.99
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Castrol EDGE 5W-30 M Advanced Full Synthetic Engine Oil, 4L
Overall Rating: 1.3 / 5 (average from multiple review sources, as of 27 Jul 2026)
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£48.99
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Castrol EDGE 5W-30 M Engine Oil 4L
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 1 Aug 2026)
Based on a total of 132,576 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 132,576 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-2 days
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£49.99
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CASTROL SAE 5W30 Engine Oil 4L Synthetic ACEA Light Duty C3 API Gasoline SN Plus
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jul 2026)
Based on a total of 23,298 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,298 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 1 - 2 working days of receiving cleared payment.
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£49.99
Free Delivery
Castrol EDGE 5W-30 M Advanced Full Synthetic Engine Oil, 4L
Overall Rating: 1.3 / 5 (average from multiple review sources, as of 27 Jul 2026)
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
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£52.99
Free Delivery
Castrol EDGE 5W-30 M Advanced Full Synthetic Engine Oil, 4L
Overall Rating: 1.3 / 5 (average from multiple review sources, as of 27 Jul 2026)
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 67 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£53.77
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Cheapest offer
Advanced full synthetic 5W-30 M engine oil for petrol, diesel and hybrid cars Stronger under pressure in today’s modern engines Demonstrates improved performance as a result of better fuel economy* Delivers more horsepower and greater acceleration* Meets key industry and manufacturer specifications including ACEA C3, API SQ, BMW Longlife-04, MB-Approval 229.51/ 229.52 Warranted by Castrol to be completely suitable for use in vehicles where the following specifications apply: MB 229.31 * Greater power delivery for same amount of fuel used compared to 5W-40 baseline, demonstrated by engine testing for more than 80% of the Castrol EDGE portfolio in global sales volume in 2021*
£38.49
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Product information
At a glance
- Enhances car performance: Reduces friction, boosts endurance, minimises deposits.
- Advanced blend: Fully synthetic, eco-friendly, ensures total protection.
- Attractive packaging: Handy 4-litre bottle with iconic branding.
Note: This text was created with the help of AI.
Perfect for Performance Car Enthusiasts
If you're a performance car enthusiast and you're on the hunt for top-notch engine oil, look no further than the Castrol EDGE 5W-30 M. This high-end oil is specifically designed to meet the demanding requirements of certain high performance engines, including Mercedes Benz and BMW.
Outstanding Engine Protection and Performance
With the Castrol EDGE 5W-30 M, you are getting more than just oil - you are getting advanced engine performance. Engineered with Fluid TITANIUM Technology, it physically changes the way oil behaves under extreme pressures:
- Tackles friction: The advanced technology maximises short and long term engine performance and significantly reduces engine friction.
- Providing endurance: It protects the engine throughout the entire drain interval even under extreme pressure.
- Decreases deposit formation: It helps to reduce engine deposits to deliver maximum engine response.
Sophisticated Formula
The Castrol EDGE 5W-30 M is fully synthetic 5W-30 oil, which makes it highly responsive to your engine's every need. It's tested and has proven its ability to deliver total engine protection, performance and fuel economy. This oil is a mid-SAPS (Sulphated Ash, Phosphorous and Sulphur) oil that is compliant with vehicle emission standards, helping to keep the planet green.
Eye-Catching Design
But it's not all about what's inside the bottle. The Castrol EDGE 5W-30 M also comes in an attractively designed, easy-to-handle 4-litre bottle. The iconic green Castrol branding is both striking and familiar - a testament to the brand's century-plus commitment to quality, innovation and driving performance. So, if you want to maintain the health and efficiency of your engine, while keeping your garage looking stylish, the Castrol EDGE 5W-30 M is a fantastic choice.
Note: This text was created with the help of AI.
Pros and cons
Pros
- Enhances engine performance
- Reduces engine friction
- Compliant with emission standards
- Attractive, easy-to-handle design
Cons
- Specifically for high-performance engines
- Not the cheapest option
Note: This text was created with the help of AI.
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3 Variants from £17.99
Castrol EDGE 5W-30 M Advanced Full Synthetic Engine Oil, 5L
£47.49
9.5 GBP/1.0 l
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Castrol EDGE 5W-30 M Advanced Full Synthetic Engine Oil, 1L
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